Removed font renderer.

src/rencache.h

@@ -8,8 +8,8 @@
 void rencache_show_debug(bool enable);
 void rencache_set_clip_rect(RenRect rect);
 void rencache_draw_rect(RenRect rect, RenColor color);
-int  rencache_draw_text(lua_State *L, FontDesc *font_desc, int font_index, const char *text, int x, int y, RenColor color,
-  bool draw_subpixel, CPReplaceTable *replacements, RenColor replace_color);
+int  rencache_draw_text(lua_State *L, RenFont *font, 
+  const char *text, int x, int y, RenColor color);
 void rencache_invalidate(void);
 void rencache_begin_frame(lua_State *L);
 void rencache_end_frame(lua_State *L);